Upgrade `ok_http` to `jnigen` 0.12.2 #127

Job	Run time
health / changelog / run changelog health check	1m 12s
health / breaking / run breaking health check	1m 11s
health / coverage / run coverage health check	1m 13s
health / do-not-submit / run do-not-submit health check	1m 9s
health / license / run license health check	1m 11s
health / leaking / run leaking health check	59s
health / comment	4s
	6m 59s

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